Johannes N. Koek

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Schoolstraat, NL

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Patents Grantslast 30 patents

Information Patent Grant
Process for the separation of enantiomers of piperazine derivatives
- Patent number 10,344,021
- Issue date Jul 9, 2019
- Asceneuron S A
- Anna Quattropani
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Processes for the preparation of (R)-α-(2,3-dimethoxyphenyl)...
- Patent number 6,713,627
- Issue date Mar 30, 2004
- Aventis Pharmaceuticals Inc.
- Edward D. Daugs
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Hydroxylated ene ketones, acetylenic grignards and hydroxylated yne...
- Patent number 4,973,756
- Issue date Nov 27, 1990
- Marion Laboratories, Inc.
- Hans Wynberg
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Thermochemiluminescent cyclodextrin complexes
- Patent number 4,935,407
- Issue date Jun 19, 1990
- Akzo nv
- Theo M. Luider
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
PROCESS FOR THE SEPARATION OF ENANTIOMERS OF PIPERAZINE DERIVATIVES
- Publication number 20190062316
- Publication date Feb 28, 2019
- ASCENEURON SA
- Anna QUATTROPANI
- C07 - ORGANIC CHEMISTRY
Information Patent Application
NOVEL PROCESSES FOR THE PREPARATION OF (R)-ALPHA-(2,3-DIMETHOXYPHEN...
- Publication number 20090227798
- Publication date Sep 10, 2009
- Sanofi-Aventis Deutschland GmbH
- Wolfgang Laux
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Novel processes for the preparation of (R)-alpha-(2,3-dimethoxyphen...
- Publication number 20050261341
- Publication date Nov 24, 2005
- Aventis Pharmaceuticals Inc.
- Wolfgang Laux
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Novel processes for the preparation or (R)-alpha-(2,3-dimethoxyphen...
- Publication number 20020151717
- Publication date Oct 17, 2002
- Edward D. Daugs
- C07 - ORGANIC CHEMISTRY